--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-03-01T00:00:00Z' dns-udp-queries-received-ipv4: 2433639530 dns-udp-queries-received-ipv6: 465476196 dns-tcp-queries-received-ipv4: 45103676 dns-tcp-queries-received-ipv6: 11722103 dns-udp-responses-sent-ipv4: 2414160701 dns-udp-responses-sent-ipv6: 463136050 dns-tcp-responses-sent-ipv4: 41718877 dns-tcp-responses-sent-ipv6: 11068389